Future-Proof Company Location Data APIs for 2026

Your team needs to classify and enrich domains to power a “company location” use case: as users sign up with a business email or domain, you want to identify the company behind it, extract city/state/country, confirm what the website is about (IAB categories), and route the lead to the right regional owner while applying brand-safety rules. By the end of this guide, you’ll have a working integration with Klazify’s /api/categorize endpoint that returns website categorization and company location fields you can drop into your enrichment, analytics, or ad-filtering pipeline.

Why Klazify works for company location–aware classification

When your primary objective is to recognize a company and attach dependable location data at scale, classification alone isn’t enough—you also need precise business context and structured location fields. Klazify’s /api/categorize endpoint returns both: content categories mapped to the IAB taxonomy and company data such as city, stateCode, and countryCode, along with other enrichment fields.

Illustration: Future-Proof Company Location Data APIs for 2026

Accurate Website Categorization Using AI: Klazify analyzes full site content, not just metadata, which helps surface the right industry categories for corporate websites that may have sparse homepages.
Global Coverage: Company location and categories appear for domains across regions and languages, enabling consistent routing for EMEA, APAC, and the Americas.
Real-Time Classification: Fresh categorization helps you avoid stale or rebranded websites, which is crucial when location and company identity change.
Industry-Level Categories: IAB mapping helps you tie company locations to verticals for regional ad controls, audience builds, and policy enforcement.
Simple API Integration: A single REST endpoint for categorization plus company location fields means minimal engineering surface area.
Compliance and Filtering: Clear category labels make it straightforward to allowlist/by-region or block certain categories (e.g., to comply with local ad rules) while you still store the company’s location attributes for routing.

In short, if your 2026 roadmap relies on reliable company location data intertwined with accurate category intelligence, Klazify provides both from the same call. Explore the platform at https://www.klazify.com.

What you’ll build: enrich a signup with company location and IAB category

We’ll implement a simple flow: when a user submits a domain (e.g., from their email), call the /api/categorize endpoint, read location data (city, stateCode, countryCode) and primary categories, then write those fields into your CRM and decisioning layers. With a small cache keyed by domain, you’ll minimize repeat calls and hit your latency goals.

The endpoint to use

Main endpoint:

URL: https://www.klazify.com/api/categorize
Purpose: Website classification and content categorization, with company data (including company location) and related domain intelligence in the same response.

Capabilities exposed by this endpoint include:

Website Classification and Content Categorization
IAB Taxonomy Mapping
Company Information from URL (name, city, stateCode, countryCode, employeesRange, revenue, tags, tech)
Logo URL Extraction
Domain Registration Data
Similar Domains Identification
Signals like brand safety, context, and semantic analysis via the returned categories and tags

See the Documentation to confirm parameter formatting, authentication method, and usage guidelines before deploying to production.

End-to-end example: request, response, and field usage

cURL request

Below is a copy-pasteable request example. Replace YOUR_API_KEY with your key and the url parameter with the domain or full URL you want to classify and enrich.

curl -s "https://www.klazify.com/api/categorize?url=https://www.apple.com&key=YOUR_API_KEY"

Python example

import requests
import time

API_KEY = "YOUR_API_KEY"
TARGET_URL = "https://www.apple.com"
ENDPOINT = "https://www.klazify.com/api/categorize"

def fetch_domain_enrichment(url):
params = {
"url": url,
"key": API_KEY
}
r = requests.get(ENDPOINT, params=params, timeout=15)
r.raise_for_status()
return r.json()

def normalize_etld1(domain_or_url):
# In production, use a public suffix list library to extract eTLD+1.
# For brevity, we'll keep the original here.
return domain_or_url

def get_cached_or_fetch(domain_or_url, cache, ttl_seconds=86400):
key = normalize_etld1(domain_or_url)
now = int(time.time())
if key in cache:
ts, data = cache[key]
if now - ts < ttl_seconds:
return data
data = fetch_domain_enrichment(domain_or_url)
cache[key] = (now, data)
return data

if __name__ == "__main__":
cache = {}
data = get_cached_or_fetch(TARGET_URL, cache)
# Pull out fields your pipeline needs
success = data.get("success")
company = (data.get("objects") or {}).get("company") or {}
city = company.get("city")
state = company.get("stateCode")
country = company.get("countryCode")
name = company.get("name")
categories = (data.get("domain") or {}).get("categories") or []
primary_category = categories[0]["name"] if categories else None
logo = (data.get("domain") or {}).get("logo_url")

print("Success:", success)
print("Company:", name)
print("Location:", city, state, country)
print("Primary Category:", primary_category)
print("Logo URL:", logo)

Example JSON response

Klazify returns a structured payload with categories, company info, and more. Use this exact example as a reference; it includes the location fields used in this article.


{
"domain": {
"categories": [
{
"confidence": 0.92,
"name": "/Computers & Electronics/Consumer Electronics",
"IAB-632-596": "Consumer Electronics/Technology & Computing/Consumer Electronics"
},
{
"confidence": 0.89,
"name": "/Internet & Telecom/Mobile & Wireless/Mobile Phones"
}
],
"social_media": null,
"logo_url": "https://klazify.s3.amazonaws.com/2110787991611585019600ed5fb1d1300.04730104.png"
},
"success": true,
"objects": {
"company": {
"url": "https://www.apple.com/",
"name": "Apple",
"city": "Cupertino",
"stateCode": "CA",
"countryCode": "US",
"employeesRange": "100K+",
"revenue": 274515000000,
"raised": null,
"tags": [
"E-commerce",
"Consumer Electronics",
"Mobile",
"B2C"
],
"tech": [
"omniture_adobe_analytics",
"atlassian_confluence",
"successfactors",
"apache_apex",
"talend",
"oracle_peoplesoft",
"salesforce",
"stripe",
"dell_boomi_atomsphere",
"gigya",
"sage_50cloud",
"quickbooks",
"webmethods",
"apache_tomcat",
"alteryx",
"tibco_rendezvous",
"atlassian_jira",
"..."
]
}
},
"domain_registration_data": {
"domain_age_date": "1987-02-19",
"domain_age_days_ago": "13026",
"domain_expiration_date": "2030-02-20",
"domain_expiration_days_left": "123"
},
"similar_domains": [
"bestbuy.com",
"icloud.com",
"microsoft.com",
"macrumors.com",
"google.com",
"samsung.com",
"twitter.com",
"hp.com",
"bhphotovideo.com",
"dell.com"
]
}

How to use the returned fields

objects.company.city, objects.company.stateCode, objects.company.countryCode: Company location data for routing leads, enriching CRM, regional analytics, and location-aware ad rules.
domain.categories[].name and .confidence: Website categories with confidence scores. Apply allow/block decisions, content filters, or audience segmentation. IAB mapping (e.g., IAB-632-596) helps align with advertising taxonomies.
objects.company.name and objects.company.url: Canonical entity identification for deduplication and CRM match.
domain.logo_url: Use for UI display and internal dashboards to increase operator trust.
objects.company.tags and .tech: Additional segmentation and scoring (e.g., tech stack targeting, ICP fit scoring).
domain_registration_data.*: Timestamps and durations for age/expiration logic in risk engines or compliance flags.
similar_domains: Expand discovery for related research or competitive mapping; also useful for backfilling missing locations when you cluster multiple domains to one parent entity.

Operational guidance: make it production-grade

Input normalization

Canonicalize domains to eTLD+1 (e.g., store example.co.uk vs. sub.example.co.uk) to improve cache hits and avoid redundant calls.
Accept both full URLs and bare domains at ingestion; normalize before calling the API.

Caching and TTL

Cache per eTLD+1 key. Most company location and core categories are stable. You can choose a TTL policy by business need, e.g., refresh daily for top traffic domains and weekly for the long tail.
Respect cache-bypass controls in your pipeline so operators can force a refresh on demand.

Batching and concurrency

When processing large lists, use a work queue and parallel workers to call /api/categorize concurrently within your plan’s recommended limits.
If you have spikes (e.g., nightly enrich), throttle concurrency and stagger batches to stay within rate limits. Refer to the Documentation for current guidance.

Handling unknowns and new domains

Nulls or empty arrays can occur for very new or low-content domains. In that case, retry with exponential backoff and a longer TTL before the next attempt.
Fallback logic: if categories are present but company location is not, proceed with category-based decisions and schedule an enrichment retry later.
Heuristics: similar_domains may hint at the ecosystem; use them to seed discovery pipelines, not as a substitute for primary fields.

Mapping IAB to your internal taxonomy

Many teams maintain their own category sets. The response includes both “name” (human-readable hierarchy) and optional IAB keys that make mapping deterministic. A straightforward approach is to maintain a translation table from IAB values or path names into your internal “vertical” and “policy” flags.

Response field	Example value	How to use
domain.categories[0].name	/Computers & Electronics/Consumer Electronics	Map to internal “Electronics” vertical; apply allow/block rules; power contextual ads.
domain.categories[0].IAB-632-596	Consumer Electronics/Technology & Computing/Consumer Electronics	Align with IAB-based campaigns or brand safety frameworks.
objects.company.city/stateCode/countryCode	Cupertino / CA / US	Lead routing, geo reporting, region-specific policy and compliance checks.
objects.company.tags	["E-commerce","Consumer Electronics","Mobile","B2C"]	Derive ICP fit scores and filter audiences by topic.
domain_registration_data.domain_age_date	1987-02-19	Trust signals: older domains may carry lower risk in some models.
domain.logo_url	https://klazify.s3.amazonaws.com/...png	UI trust badges in CRMs, moderation consoles, or ad ops tools.

Plugging results into core workflows

1) Enrich a signup form

Trigger: User submits work email.
Action: Extract domain, call /api/categorize, write objects.company.city, stateCode, countryCode to CRM fields and categories to a “vertical” property.
Outcome: Assign the lead to the regional owner, set BDR priority for ICP categories, and display logo_url in the profile page.

2) Brand safety and regional ad controls

Trigger: New placement or publisher domain enters your ad exchange.
Action: Evaluate domain.categories[].name and IAB mapping, then check objects.company.countryCode for region-specific policy (e.g., local restrictions).
Outcome: Approve, restrict, or block the domain; annotate its company location for reporting and audits.

3) Security and compliance checks

Trigger: Outbound link scanning for enterprise comms tools.
Action: Use categories and domain_registration_data to add signals to your phishing/malware detection stack; log company location to be compliant with regional incident reporting rules.
Outcome: Faster triage with enriched context for security teams.

Reliability, latency, and scale notes

Timeouts: Use client-side timeouts; if your SLO is tight, fall back to cached results on timeout and schedule a background refresh.
Idempotency: Calls are read-only; safely retry on network errors with jitter. Cache results to control egress and P95 latency.
Observability: Log domain, cache hit/miss, request duration, and “success” field; alert on sustained failures or elevated miss rates.
Data freshness: Set different TTLs by domain criticality. High-traffic or partner domains may deserve more frequent refreshes.

Testing and validation

Golden set: Maintain a small set of known domains with expected categories and validated locations to catch regressions.
Thresholds: If you use confidence, define a minimum confidence for auto decisions; send uncertain cases to manual review.
Schema stability: Validate presence of objects.company before reading location fields; guard against nulls.

Security considerations

Key management: Store YOUR_API_KEY in your secret manager; do not embed in client-side code.
Backoff on 4xx/5xx codes: Implement exponential delay and respect any guidance from the Documentation on retry etiquette.
Data handling: Company location fields can be sensitive in certain workflows; apply your org’s data retention and masking policies.

Putting it all together: minimal integration checklist

Normalize input to eTLD+1.
Call https://www.klazify.com/api/categorize with the domain or URL and your API key.
Read and store:
- objects.company.city, stateCode, countryCode, name, url
- domain.categories[].name, .confidence, and IAB mapping key(s)
- domain.logo_url
- domain_registration_data.*
Apply your mapping to internal categories and region routing rules.
Cache per eTLD+1 with a business-appropriate TTL.
Retry with backoff on transient errors; fall back to cache when needed.
Monitor latency, cache hit rate, and success flag.

FAQ

Can I classify specific pages (URL-level) instead of whole domains? Yes. The endpoint supports URL classification, which is useful for sites with diverse content. Use URL-level calls when page context differs significantly from the root domain.
How should I handle empty company location fields? Keep your pipeline resilient: store categories and any available fields, then schedule a delayed retry. Meanwhile, use category-based decisions; don’t block the entire flow.
What’s the best way to keep categories aligned with my taxonomy? Persist both category “name” and any IAB mapping values, then convert them with a translation table to your internal labels. Maintain the mapping in version control for audits.
How do I avoid repeatedly calling the API for the same domain? Cache results keyed by eTLD+1 and apply a TTL strategy tuned to your freshness needs. Add a manual cache-bypass for ops users to re-fetch on-demand.
Does the API include social links or logos? Yes. The response includes logo_url, and social media URL detection is part of the feature set. You can store logo_url for UI and leave social links for future enrichment if needed.

Start building with Klazify today. Create your free account with Register, explore the Documentation, and review the MCP capabilities. For a quick overview of the platform, visit https://www.klazify.com and get your pipeline future-ready.